This is a BBC radio full-cast dramatisation of Dick Francis"s thriller novel, starring Frances Matthews, Caroline Blakison and Mark Colleano. The unexpected arrival of a new apprentice jockey at his father"s racing stables heralds the beginning of a series of dark happenings for Neil Griffon. First, his father suffers a grisly accident, then Neil is brutally assaulted and abducted. The price for his freedom will mean the betrayal and deception of those who trust Griffon most. But, he has no choice: a no-compromise crime czar has made an ultimatum - that his own eighteen-year-old son be hired by Griffon"s stables to ride the superstar horse, Archangel, in the Derby. And, the young man must be trained to win. Or else...